K1 k2 – Rockwell Automation 440F MatGuard, 440F-C4000 Mat Controllers User Manual
Page 23
Fig. 15
Example connection diagram showing application with single contactor (single channel),
440F-4000P and 440F-C4000S. Circuit status - Supply power ON - No presence on sensor mat - Reset
button operated (if in manual reset mode) - Machine start circuit enabled.
NOTE: If the contactor sticks ON - the motor will not stop when the mat is stood on.
Fig. 16
Example connection diagram showing application with two contactors and contactor
monitoring (dual channel), 440F-4000P and 440F-C4000S.
Circuit status - Supply power ON - No presence on sensor mat - Reset button operated (if in manual
reset mode) - Machine start circuit enabled.
NOTE: If either of the contactors stick ON - the motor will stop when the mat is stood on and the faul will
be detected.
M
K1
K2
24VDC, SUPPLY
L1
L2
L3
AUXILIARY OUTPUT
AUXILIARY INPUT
K1
(AUX)
K2
(AUX)
START
MOMENTARY
PUSH
BUTTON
STOP
MOMENTARY
PUSH
BUTTON
FUSES
MOTOR
PROTECTION
E.G. THERMAL
CUT OUT
+
VE
1
2
3
4
31
MC MC
13 23
32
14 24
CONTROL UNIT
K1
K2
–VE
POSITIVELY
GUIDED
CONTACTOR
AUXILIARY
CONTACTS
L
N
110VAC, 230VAC SUPPLY
(ALTERNATIVE SUPPLY CONNECTION)
WHITE
WHITE
BLACK
BLACK
SENSOR MATS
INTERNAL SENSOR
MAT PLATES
N/O PB R IND
M
K1
24VDC, SUPPLY
L1
L2
L3
AUXILIARY OUTPUT
AUXILIARY INPUT
K1
(AUX)
START
MOMENTARY
PUSH
BUTTON
STOP
MOMENTARY
PUSH
BUTTON
FUSE
MOTOR
PROTECTION
E.G. THERMAL
CUT OUT
+
VE
1
2
3
4
MC MC
CONTROL UNIT
K1
–VE
WHITE
WHITE
BLACK
BLACK
SENSOR MATS
INTERNAL SENSOR
MAT PLATES
L
N
LINK
LINK
31
13 23
32
14 24
N/O PB R IND
110VAC, 230VAC SUPPLY
(ALTERNATIVE SUPPLY CONNECTION)
22